remap_file_pages(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1, 0x0, 0x10000)
munmap(&(0x7f0000ffc000/0x4000)=nil, 0x4000)
munmap(&(0x7f0000ffd000/0x1000)=nil, 0x1000)
r0 = fork()
ptrace(0x10, r0)
waitid(0x0, r0, &(0x7f0000000000), 0x8, &(0x7f0000000080))